ATE483099T1 - Motor mit variablem ventilmechanismus - Google Patents

Motor mit variablem ventilmechanismus

Info

Publication number
ATE483099T1
ATE483099T1 AT09002269T AT09002269T ATE483099T1 AT E483099 T1 ATE483099 T1 AT E483099T1 AT 09002269 T AT09002269 T AT 09002269T AT 09002269 T AT09002269 T AT 09002269T AT E483099 T1 ATE483099 T1 AT E483099T1
Authority
AT
Austria
Prior art keywords
hydraulic cylinder
camshaft
cam
rocker arm
low speed
Prior art date
Application number
AT09002269T
Other languages
English (en)
Inventor
Toshihiko Takahashi
Kazuya Koike
Original Assignee
Yamaha Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Application granted granted Critical
Publication of ATE483099T1 publication Critical patent/ATE483099T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0021—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of rocker arm ratio
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L1/185—Overhead end-pivot rocking arms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L1/053—Camshafts overhead type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20576—Elements
    • Y10T74/20882—Rocker arms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2101—Cams
    • Y10T74/2107—Follower

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Fluid-Driven Valves (AREA)
AT09002269T 2008-02-19 2009-02-18 Motor mit variablem ventilmechanismus ATE483099T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008037656A JP5139112B2 (ja) 2008-02-19 2008-02-19 エンジン

Publications (1)

Publication Number Publication Date
ATE483099T1 true ATE483099T1 (de) 2010-10-15

Family

ID=40612835

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09002269T ATE483099T1 (de) 2008-02-19 2009-02-18 Motor mit variablem ventilmechanismus

Country Status (5)

Country Link
US (1) US8033256B2 (de)
EP (1) EP2093391B1 (de)
JP (1) JP5139112B2 (de)
AT (1) ATE483099T1 (de)
DE (1) DE602009000230D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10415439B2 (en) 2008-07-22 2019-09-17 Eaton Intelligent Power Limited Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9708942B2 (en) 2010-03-19 2017-07-18 Eaton Corporation Rocker arm assembly and components therefor
US9228454B2 (en) 2010-03-19 2016-01-05 Eaton Coporation Systems, methods and devices for rocker arm position sensing
US20190309663A9 (en) 2008-07-22 2019-10-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9938865B2 (en) 2008-07-22 2018-04-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US10087790B2 (en) 2009-07-22 2018-10-02 Eaton Corporation Cylinder head arrangement for variable valve actuation rocker arm assemblies
US9194261B2 (en) 2011-03-18 2015-11-24 Eaton Corporation Custom VVA rocker arms for left hand and right hand orientations
US11181013B2 (en) 2009-07-22 2021-11-23 Eaton Intelligent Power Limited Cylinder head arrangement for variable valve actuation rocker arm assemblies
JP5461247B2 (ja) * 2010-03-11 2014-04-02 本田技研工業株式会社 内燃機関の可変動弁装置
US9874122B2 (en) 2010-03-19 2018-01-23 Eaton Corporation Rocker assembly having improved durability
US9885258B2 (en) 2010-03-19 2018-02-06 Eaton Corporation Latch interface for a valve actuating device
GB2480638A (en) 2010-05-26 2011-11-30 Mechadyne Plc Assembly of a valve operating system incorporating a cam summation mechanism
EP2668377A1 (de) 2011-01-27 2013-12-04 Scuderi Group, Inc. Ventilbetätigungssystem mit variablem leerlauf und ventildeaktivierung
WO2012103401A2 (en) * 2011-01-27 2012-08-02 Scuderi Group, Llc Lost-motion variable valve actuation system with cam phaser
US9109468B2 (en) 2012-01-06 2015-08-18 Scuderi Group, Llc Lost-motion variable valve actuation system
DE112014001314B4 (de) * 2013-03-13 2025-12-04 Cummins Ip, Inc. Verbrennungsmotor
US9297295B2 (en) 2013-03-15 2016-03-29 Scuderi Group, Inc. Split-cycle engines with direct injection
KR101484235B1 (ko) * 2013-12-17 2015-01-16 현대자동차 주식회사 가변 밸브 리프트 장치
CN105121090A (zh) 2014-03-03 2015-12-02 伊顿公司 气门致动装置及其制造方法
JP6751449B2 (ja) * 2018-10-29 2020-09-02 株式会社小松製作所 シリンダヘッド
JP6932179B2 (ja) 2019-12-27 2021-09-08 ヤマハ発動機株式会社 ロストモーション機構、動弁装置およびエンジン
US11692503B2 (en) 2020-12-07 2023-07-04 Ford Global Technologies, Llc Methods and systems for an engine with removable camshaft carrier

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6357806A (ja) 1986-08-27 1988-03-12 Honda Motor Co Ltd 内燃機関の動弁装置
JPH066165Y2 (ja) * 1988-01-27 1994-02-16 マツダ株式会社 エンジンの動弁装置
JP2741691B2 (ja) 1989-04-28 1998-04-22 スズキ株式会社 内燃機関の動弁機構
EP0588336B1 (de) * 1992-09-16 1995-12-27 Honda Giken Kogyo Kabushiki Kaisha Ventiltriebanordnung für eine Brennkraftmaschine
JP3358887B2 (ja) * 1994-09-20 2002-12-24 本田技研工業株式会社 気筒数制御内燃機関
JP3378737B2 (ja) * 1996-06-28 2003-02-17 株式会社オティックス 可変動弁機構
JP4466897B2 (ja) 2001-04-03 2010-05-26 ヤマハ発動機株式会社 内燃機関の高、低速域切換式動弁機構
JP2003041915A (ja) 2001-07-30 2003-02-13 Honda Motor Co Ltd 内燃機関の動弁装置
US20060266315A1 (en) 2005-05-31 2006-11-30 Yamaha Hatsudoki Kabushiki Kaisha Valve actuating system for reciprocating machine
JP4651579B2 (ja) * 2005-05-31 2011-03-16 ヤマハ発動機株式会社 多気筒内燃機関
JP2007321636A (ja) * 2006-05-31 2007-12-13 Honda Motor Co Ltd 船外機

Also Published As

Publication number Publication date
JP2009197607A (ja) 2009-09-03
US20090205598A1 (en) 2009-08-20
EP2093391A2 (de) 2009-08-26
EP2093391B1 (de) 2010-09-29
US8033256B2 (en) 2011-10-11
DE602009000230D1 (de) 2010-11-11
JP5139112B2 (ja) 2013-02-06
EP2093391A3 (de) 2009-09-16

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Legal Events

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